第 08 讲 Unit 3 知识点讲解 1.掌握本单元重点知识； 2.能够具体应用这些知识。 一、知识归纳与拓展 重点单词 1.ourselves (我们自己) yourself (你自己) yourselves(你们自己) themselves (他们自己) herself (她自己) himself (他自己) myself (我自己) itself (它自己 ) 2. begin → beginning (开始) 3. interest→interesting (兴趣；有趣的) 4.real →really (真的；真实地) 5.beauty(美丽；美人) →beautiful (美丽的) 6.possible(可能的)→possibly 7.wonder(想知道；奇迹)→wonderful(极好的；美妙的) 8.climber(登山者) →climb (攀登) 9.final(最后的) → finally(最后) 10.luck(幸运) →lucky(走运的) →luckily(幸运地) 11.support(支持) →supporter(支持者) 12.win（赢；获胜）→赢；获胜）→winner（赢；获胜）→获胜者） 13.bad(糟糕的；坏的) →badly（赢；获胜）→拙劣的） 14.slow（赢；获胜）→慢的）→slowly（赢；获胜）→缓慢地） 15.sunset（赢；获胜）→日落）→sunrise（赢；获胜）→日出） 重点短语 爬山 climb the hill 在塞那河畔 by the River Seine 需要锻炼 need to exercise 在 --- 的顶部 on the top of 保持健康 keep fit/healthy 美国总统 the president of the USA 玩得开心 enjoy oneself/ have fun/ have a good time 邀请我加入阅读俱乐部 invite me to join the reading 乘船旅行 take a boat trip club 从 --- 旁经过 go/walk past 在 --- 开始的时候 at the beginning of 保重 take care 在学校门口 at the school gate 上车 get on ( a bus) 枫叶 maple leaves 在下半场 in the second half 遥远的 far away 下车 get off ( a bus) 骑马 go horse riding/ ride a horse 到达 arrive at/in get to reach 决定做某事 decide to do sth 由 --- 制成 be made of 看日落 watch the sunset 不再 not--- any more/ no more 开始玩捉迷藏 begin to play hide-and-seek 感到开心 feel happy 在决赛中 in the final 名胜 places of interes 发生 , 进行 take place 歌舞游行 the song and dance parade 旅行的费用 the cost of the trip 自学做网页 teach oneself to make a home page 每人 per person 看一看 --- take a look at--- 尽可能快的 as soon as possible 二、知识点讲解 1. need (1) need 作实义动词，意为“需要，必然”，有人称、时态及数的变化。例如： sb./ sth. 需要某人/某物 need + to do sth.需要做某事 doing 需要（赢；获胜）→被）做 例如：He needs some help. 他需要些帮助。 You didn’t need to come so early. 你不必来这么早。 The flowers need watering. 花需要浇水。 (2) need 也可作情态动词，意为“需要，必须”，没有人称、数和时态的变化，后接动词原形，多用于否定句 和疑问句中。例如： He need not go at once. 他不必立刻走。 Need he go at once? 他必须立刻走吗？ 用 must 提问的句子，其否定回答常用 needn’t。例如： — Must he hand in his homework this morning? 他必须今天上午交作业吗？ — No, he needn’t. 不，不必了。 【拓展】need to do 和 need doing 的辨析： need to do sth.意为“需要干某事”，是自己主动去干某事；need doing 其主语是物，含有被动的意义，相当于 need to be done。例如： The student needs to do his homework as soon as he gets home. 那个学生需要一回家就做家庭作业。 My computer needs repairing. 我的电脑需要修理。 1．If you _____the book, you ____ buy it right now, I think. A．needn't, needn't B．don't need, don't need C．don't need, needn't D．don't need, needn't to 2．You _______ those things if you _______ them. A．needn't buy; don't need B．needn't buy; needn't C．don't need to buy; needn't D．don't need buy; don't need 3．---What does Sandy ___________? ---She ___________ some music books. A．need；need B．needs；need C．needs；needs D．need；needs 4．We can give old things away to people________． A．in the need B．in a need C．in needs D．in need 5．---Must I stay here with you? ---No, you . You may go home, but you go to the net bar (网吧). A．mustn't；don't have to B．needn't；mustn't C．must；need D．need；must 6．---Mum, must I stay there the whole day? ---No, you . you A．mustn't；can come back after lunch, if you like. B．needn't；must C．needn't；may D．mustn't need 7．It is best ____ problems to yourself. A．don't keep B．not keeping C．to not keep D．not to keep C．keeping D．to keep 8．He seems____ a diary every day． A．keep B．keeps 2、exercise/'eksəsaɪz/ vi 锻炼 You should exercise often. 你应该经常锻炼。 【考向】 exercise 还可以作名词： “练习”（赢；获胜）→可数名词） He is doing some English exercises. 他在做一些英语练习。 “体育锻炼”（赢；获胜）→不可数名 You should do more exercise to keep fit. 你应该多锻炼来保持健 词） 康。 “体操”（赢；获胜）→可数名词） We do morning exercises every day. 我们每天做早操。 【速记小筏】 一语辨异：The doctor said that he lacked exercise and suggested that he should do some running and morning exercises. 医生说他缺乏锻炼，并建议他跑跑步做做早操。 1．You should always do eye ________. Don't just sit at the desk busy doing ________. A．exercise, exercises B．exercises, exercise C．exercise, exercise D．exercises, exercises 2．You need to ______ more. Don't always be at the desk busy doing your _________. A．exercise, exercise B．exercises, exercises C．exercises, exercise D．exercise, exercises 3．You should do more_____. Don't always sit at the desk busy doing your_____. A．exercise, exercise B．exercise, exercises C．exercises, exercises D．exercises, exercise 4．We often take ________ and do morning ________ every day. A．exercise; exercises B．exercises; exercises C．exercises; exercise D．exercise; exercise 3. too much ＆ much too too much 在课文中作形容词，意为“许多，大量”，后接不可数名词，也可作代词短语。 例如：I had too much. I’m full now. 我吃的